JSW Scar Scale (JSS) 2015 (classification and evaluation of keloids and hypertrophic scars) |
Classification (for grading and selection of appropriate treatment methods) | Evaluation (for judging treatment results and for following-up) |
Risk factors | - Induration
|
- Race/ethnicity
| Black people | 2 | 0 – None | 1 – Weak | 2 – Mild | 3 – Strong |
Non-Black and non-White people | 1 | - Elevation
|
White people | 0 | 0 – None | 1 – Weak | 2 – Mild | 3 – Strong |
- Familial tendency
| Clearly exists | 1 | - Redness of scars
|
Not clearly | 0 | 0 – None | 1 – Weak | 2 – Mild | 3 – Strong |
- Number
| Multiple | 2 | - Erythema around scars
|
Solitary | 0 | 0 – None | 1 – Weak | 2 – Mild | 3 – Strong |
- Region
| Anterior chest, scapular-shoulder, suprapubic | 2 | - Spontaneous and pressing pain
|
Others | 0 | 0 – None | 1 – Weak | 2 – Mild | 3 – Strong |
- Age at onset
| 0 to 30 years old | 2 | - Itch
|
31 to 60 years old | 1 | 0 – None | 1 – Weak | 2 – Mild | 3 – Strong |
60 years old and older | 0 | Total 0 to 18 |
- Causes
| Unknown or minute | 3 | Remarks |
Specific wound type such as surgery | 0 | - Weak – Symptoms exist in less than one-third of the area, or are intermittently
- Strong – Symptoms exist in the entire region, or are continuous
- Mild – Between weak and strong
|
Present symptoms |
- Size (cm2)
| Over 20 cm2 | 1 |
Under 20 cm2 | 0 |
- Vertical growth (elevation)
| Clearly exists | 2 |
Not clearly | 0 |
- Horizontal growth
| Clearly exists | 3 |
Not clearly | 0 |
- Shape
| Characteristic shape | 3 |
Others | 0 |
- Erythema around scars
| Clearly present | 2 |
Not present | 0 |
- Subjective symptoms
| Always exist | 2 |
Intermittent | 1 |
None | 0 |
Total 0 to 25 |
Remarks |
- 0 to 5
- Character like matured scars (intractability – low risk)
- 6 to 15
- Character like hypertrophic scars (intractability – middle risk)
- 16 to 25
- Character like keloids (intractability – high risk)
|